GB2165135B - Improvements relating to smoking articles - Google Patents

Improvements relating to smoking articles

Info

Publication number: GB2165135B
Authority: GB; United Kingdom
Prior art keywords: smoking articles; improvements relating; relating; smoking; articles
Prior art date: 1984-10-03
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

GB08523207A

Other versions

GB2165135A (en

GB8523207D0 (en

Inventor

Henry George Horsewell

Martin Graham Duke

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

British American Tobacco Investments Ltd IFI

Original Assignee

British American Tobacco Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1984-10-03

Filing date

1985-09-19

Publication date

1988-01-27

1985-09-19 Application filed by British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd

1985-10-23 Publication of GB8523207D0 publication Critical patent/GB8523207D0/en

1986-04-09 Publication of GB2165135A publication Critical patent/GB2165135A/en

1988-01-27 Application granted granted Critical

1988-01-27 Publication of GB2165135B publication Critical patent/GB2165135B/en

Status Expired legal-status Critical Current

Classifications

- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
- A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution

GB08523207A 1984-10-03 1985-09-19 Improvements relating to smoking articles Expired GB2165135B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB848424978A GB8424978D0 (en)	1984-10-03	1984-10-03	Smoking articles

Publications (3)

Publication Number	Publication Date
GB8523207D0 GB8523207D0 (en)	1985-10-23
GB2165135A GB2165135A (en)	1986-04-09
GB2165135B true GB2165135B (en)	1988-01-27

Family

ID=10567632

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB848424978A Pending GB8424978D0 (en)	1984-10-03	1984-10-03	Smoking articles
GB08523207A Expired GB2165135B (en)	1984-10-03	1985-09-19	Improvements relating to smoking articles

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB848424978A Pending GB8424978D0 (en)	1984-10-03	1984-10-03	Smoking articles

Country Status (11)

Country	Link
US (1)	US4649942A (en)
EP (1)	EP0177227B1 (en)
JP (1)	JPS6188868A (en)
AU (1)	AU571826B2 (en)
CA (1)	CA1231610A (en)
DE (1)	DE3564901D1 (en)
DK (1)	DK447485A (en)
FI (1)	FI77963C (en)
GB (2)	GB8424978D0 (en)
MY (1)	MY100077A (en)
ZA (1)	ZA856965B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8531656D0 (en) *	1985-12-23	1986-02-05	British American Tobacco Co	Smoking articles
US4869276A (en) *	1987-08-26	1989-09-26	Philip Morris Incorporated	Hinged filter sleeve
GB2406780A (en) *	2003-10-11	2005-04-13	Martin Henry King	Mouthpiece for a hand-rolled cigarette
JP6416512B2 (en) *	2014-06-19	2018-10-31	株式会社ダイセル	Method for producing hollow cigarette filter member
CN107635416A (en)	2015-03-13	2018-01-26	日本烟草产业株式会社	Filters for tobacco products and tobacco products
GB201720490D0 (en) *	2017-12-08	2018-01-24	Essentra Filter Products Dev Co Pte Ltd	Tobacco smoke filter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4023576A (en) *	1973-11-21	1977-05-17	Liggett & Myers Incorporated	Cigarette mouthpiece for controlling flow
US4498488A (en) *	1981-03-12	1985-02-12	Brown & Williamson Tobacco Corporation	Cigarette filter
US4616664A (en) *	1981-03-17	1986-10-14	American Brands, Inc.	Tobacco product
US4637409A (en) *	1981-05-07	1987-01-20	American Filtrona Corporation	Tobacco smoke filter and method and apparatus for making same
US4557281A (en) *	1983-12-05	1985-12-10	Brown & Williamson Tobacco Corporation	Filtered cigarette
US4620557A (en) *	1983-12-05	1986-11-04	Brown & Williamson Tobacco Corporation	Cigarette having a mouthpiece and method of making same
US4550740A (en) *	1983-12-05	1985-11-05	Brown & Williamson Tobacco Corporation	Mouthpiece for a cigarette and a cigarette having same
US4542754A (en) *	1983-12-05	1985-09-24	Brown & Williamson Tobacco Corporation	Filtered cigarette
US4540005A (en) *	1983-12-05	1985-09-10	Brown & Williamson Tobacco Corporation	Cigarette having a mouthpiece

1984
- 1984-10-03 GB GB848424978A patent/GB8424978D0/en active Pending
1985
- 1985-09-11 ZA ZA856965A patent/ZA856965B/en unknown
- 1985-09-19 EP EP85306663A patent/EP0177227B1/en not_active Expired
- 1985-09-19 GB GB08523207A patent/GB2165135B/en not_active Expired
- 1985-09-19 DE DE8585306663T patent/DE3564901D1/en not_active Expired
- 1985-09-24 CA CA000491419A patent/CA1231610A/en not_active Expired
- 1985-09-25 JP JP60212007A patent/JPS6188868A/en active Pending
- 1985-09-26 US US06/780,735 patent/US4649942A/en not_active Expired - Fee Related
- 1985-09-27 AU AU47965/85A patent/AU571826B2/en not_active Ceased
- 1985-09-30 FI FI853769A patent/FI77963C/en not_active IP Right Cessation
- 1985-10-02 DK DK447485A patent/DK447485A/en not_active Application Discontinuation
1987
- 1987-08-17 MY MYPI87001346A patent/MY100077A/en unknown

Also Published As

Publication number	Publication date
FI77963C (en)	1989-06-12
AU4796585A (en)	1986-04-10
CA1231610A (en)	1988-01-19
EP0177227A1 (en)	1986-04-09
AU571826B2 (en)	1988-04-21
US4649942A (en)	1987-03-17
GB2165135A (en)	1986-04-09
DK447485A (en)	1986-04-04
ZA856965B (en)	1986-04-30
GB8424978D0 (en)	1984-11-07
EP0177227B1 (en)	1988-09-14
FI853769A0 (en)	1985-09-30
GB8523207D0 (en)	1985-10-23
DE3564901D1 (en)	1988-10-20
JPS6188868A (en)	1986-05-07
FI853769L (en)	1986-04-04
FI77963B (en)	1989-02-28
MY100077A (en)	1989-08-18
DK447485D0 (en)	1985-10-02

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GB2184337B (en)	1989-11-08	Improvements relating to smoking articles
GB2122473B (en)	1986-08-20	Improvements relating to smoking articles
GB8729389D0 (en)	1988-01-27	Improvements relating to smoking articles
EG18287A (en)	1993-04-30	Improvements relating to smoking articles
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Legal Events

Date	Code	Title	Description
1990-06-06	7732	Case decided by the comptroller ** patent revoked (sect. 73(2)/1977)